handcuffed her inside the interrogation room and told her she was under arrest for the murder of kevin menglent a police officer to talk to kevin's father. >> he said we believe that your son has been murdered. it was not easy to sit and listen to. >> kevin's three children were spending the day at his sister michelle's house when she learned that kevin was not coming back. >> kevin's kids came in, and they just came up and, they just started hugging me. and they're like what's wrong. i think they knew. >> michelle had known all along, she says, in her gut, that kevin was dead. but how it happened, michelle could not believe what police were telling them. she remembered steve shapell as that skraun eye, unassuming guy who worked for kevin mowing lawns. in fact, he'd done some work on michelle's yard just a few weeks earlier. michelle felt badly when he told her he'd just had his wisdom teeth out. >> i was so worried about him for the two days that he was there. and to think what he did to my brother. >> and her sister-in-law? it felt impossible to take that in. >> when i saw her mug shot, i d